Hyundai Palisade: Windshield defrosting and defogging / Auto Defogging System (Additional Feature with Automatic Temperature Control System)

Hyundai Palisade (LX2) 2020-2024 Owner's Manual / Convenient Features of Your Vehicle / Windshield defrosting and defogging / Auto Defogging System (Additional Feature with Automatic Temperature Control System)

Hyundai Palisade. Control System)

Auto defogging helps reduce the possibility of fogging up the inside of the windshield by automatically sensing the moisture on inside the windshield.

The auto defogging system operates when the heater or air conditioning is on.


The auto defogging system may not operate normally, when the outside temperature is below 14 °F (-10 °C).

Hyundai Palisade. Control System)

When the Auto Defogging System operates, the indicator will illuminate.

If a high amount of humidity is detected in the vehicle, the Auto Defogging System will be enabled. The following steps will be performed automatically:

Step 1) The A/C button will turn ON.

Step 2) The air intake control will change to Fresh mode.

Step 3) The mode will be changed to defrost to direct airflow to the windshield.

Step 4) The fan speed will be set to MAX.

If the air conditioning is off or recirculated air position is manually selected while Auto Defogging System is ON, the Auto Defogging System Indicator will blink 3 times to signal that the manual operation has been canceled.

To cancel or reset the Auto Defogging System

Press the front windshield defroster button for 3 seconds when the ignition switch is in the ON position.

When the Auto Defogging System is canceled, the ADS OFF symbol will blink 3 times and ADS OFF will be displayed on the climate control information screen.

When the Auto Defogging System is reset, the ADS OFF symbol will blink 6 times without a signal.


  • When the air conditioning is turned on by Auto defogging system, if you try to turn off the air conditioning, the indicator will blink 3 times and the air conditioning will not be turned off.
  • To maintain the effectiveness and efficiency of the Auto Defogging System, do not select Recirculation mode while the system is operating.
  • When the Auto Defogging System is operating, the fan speed adjustment button, the temperature adjustment knob, and the air intake control button are all disabled.


Do not remove the sensor cover located on the upper end of the windshield glass.

Damage to system parts could occur and may not be covered by your vehicle warranty.

    Automatic Temperature Control System

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    Rear Window Defroster

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    Rear Seats

    Rear seat adjustment

    Hyundai Palisade. Rear Seats

    Forward and rearward (2nd row seat)

    To move the seat forward or rearward:

    1. Pull the seat slide adjustment lever up and hold it.

    2. Slide the seat to the position you desire.

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